Gaya APA

MAHRIPAH, S. (2013). Efl learners' attitudes towards the improvement of their english speaking performance . Yogyakarta: FBS Universitas Negeri Yogyakarta.

Gaya MLA

MAHRIPAH, Siti. "Efl learners' attitudes towards the improvement of their english speaking performance ". Yogyakarta: FBS Universitas Negeri Yogyakarta, 2013. Artikel.